Infoworks.io Interview Questions and Answers

Round: Test
Experience: Round 1: Online objective test.
There were questions from Operating Systems, C, Algorithms, Data Structures.

Round 2: Online and subjective (choose language C++ or JAVA). This round had 15 questions.
Data structures, C++ questions, Fibonacci optimisation, algorithms (DFS/BFS).

Round: Technical Interview
Experience: In the first round of interview they asked me questions about :1) My project (asked no. of classes and mention their responsibilities).
2) ACID properties of database and indexing in a database.

There were also questions related to OOPS concepts including polymorphism, composition, aggregation, inheritance, Abstract classes, interface; difference between usage of abstract class and interface, can abstract class be instantiated, how to access child class methods having reference of base class.
There was another question on run time and compile time binding and under which category do we classify method overloading and also questions on code for deleting the duplicate nodes in a sorted link list and printing root to leaf paths in a binary search tree.

Round: Technical Interview
Experience: This was the second round of the interview. They asked me the following questions,There is a tree (not binary) and all non-leaf nodes are RED in colour. Some leaf nodes are white in colour. If a node has all white coloured children then its colour can be changed into white. So we have to convert maximum number of nodes into white colour – write program for the same.
Code for checking whether a given binary tree balanced or not.
What are virtual functions, what is their role?
Questions related to virtual functions.

You are given the details of each transaction of each item i.e. item_name, quantity, price. So at the end of the day, you want top 50 items that have been sold. There are two cases:
In the first case you have fixed number of items.
In the second case very large number of items – so you need to decide what data structure to be used for this.

Round: Technical Interview
Experience: In the third round of the interview they asked questions like :
1) Types of tree traversals (breadth first and depth first (pre, post, in)
2) Determining width of binary tree i.e. using breadth wise traversal
3) Why files are preferred over databases?

College Name: IIT KANPUR

Round: Resume Shortlist
Experience: They have selected those who have no standing arrears
Tips: Clear  arrears before 5 sem

Round: Test
Experience: Quantitative is little tough but i am lucky that i am able to solve the problems
Tips: Use formulas
Duration: 65 minutes
Total Questions: 90 min

Round: Group Discussion
Experience: No group discussion
Tips: Prepare well for GD

Round: HR Interview
Experience: I have spoke for 2 min and hr was impressed for it. Wrote some programs. Explained my project
Tips: For any hr interview prepare about your self. Learn some basic c programs, learn your project diagram. If u have any questions ask to hr to impress him

General Tips: Start doing some apptitude questions
Skill Tips: Whatever you talk,  speak it clearly. Dont get tension
Skills: communication skill
College Name: SATHYABAMA UNIVERSITY
Motivation: Our seniors

Round: Resume Shortlist
Experience: Resume is the most important part of your whole placement process. Your resume reflects your whole profile, what you are. So, we had to do that properly. Main thing is the format of the resume. For getting the proper format itself we had to go through a lot, but our staffs do guide us so that's not a problem.
Tips: Stick to the proper and latest format and make sure your resume shouldn't be more than 2 pages, that's ideal for a fresher. Write only those points that are valid and if any question asked related to that, you can answer.

Round: Test
Experience: We had gone through a lot of practice tests during the placement classes and if your English is good, you will easily get through it. They just give basic grammer which we have already learnt in our school days. The Quant's part is also easy and basic maths that we have done in our primary school (7-10). Reasoning part completely based on your IQ level.
Tips: Focus on your vocabulary. Read books, articles and whatever you can. Just keep yourself up to date. Practice the basic quants. There are various books for both Quant's and reasoning. Just keep practising.
Duration: 30 mins minutes
Total Questions: depends (20-30)

Round: HR Interview
Experience: I had a very tough experience. Since I'm from Biotechnology department, I was asked questions like why do I want to work in an IT company. They were actually testing my patience and I got through it. Your HR interview depends on your HR itself, even the time limit. My interview went for almost half an hour, but for few it got over even in 10-15 mins, so it depends.
Tips: Just be confident. Presentation is very important. Present yourself in a confident manner and be calm and patience. You should have good communication skill.

General Tips: Be confident and patient. Make sure you choose the proper job for yourself and have interest in that field. You will get through it. Placement is not that tough as you think. Just have confidence in yourself and you will get it. All the best.
Skills: Quants, verbal, reasoning, Soft skills, Communication skill
College Name: SATHYABAMA UNIVERSITY
Motivation: I have always wanted to go in this and Infosys is considered as one the top IT companies in India and more over they offer you the best training. An infocician is highly recognised outside. Last but not the least, you have the biggest and the best campus for Infosys.
Funny Moments: Nothing as such, but I had really a funny HR round. For half an hour he kept Me asking the same question just to check my patience level. We had a great time during the placement classes. All the staffs were very friendly and interactive.

General Tips: Sit straight while facing interviewer,
Answer to his questions boldly and carefully
Practice is must for passing out written test
Skill Tips: Coolness,Way i communicate with the interviewer,My technical skills regarding my project,My participation in my co-curricular activities
College Name: Sreenidhi Institute of science and technology
Motivation: Like the way they work,
Mysore training,
R&D of infosys
Funny Moments: At the end of my interview the interviewer had asked me about my apartment and the way we conduct events most funniest one is he stays in our locality

Round: Test
Experience: The written exam consisted of first 40 mins contributed to logical reasoning and aptitude consisting questions of normally average level.(R.S.Aggarwal is more than sufficient and you can practise questions on WWW.Indiabix.com;almost all questions are similar which are there in this website except values are changed)The next 35 minutes was for verbal test consisting of 40 questions. (including 2 comprehensions followed by 5 questions each, sentence correction, fill in the blanks etc.After clearing the written examination there was a pretty cool interview which lasted for 10-15 minutes.
Tips: Its a pretty cool exam which everyone can easily clear with prior knowledge in mathematics(+2 level) and try not to be tensed.
Duration: 75 min minutes
Total Questions: 80

Round: HR Interview
Experience: Interview is quite funny where we think much will be asked but nothing will be asked. Its just a personality test. Interviewer tested me on basic syntax and asked me to write "Hello world" in HTML and little about CSS was asked as I mentioned that I know html and CSS in my resume.

College Name: NIT WARANGAL